142 lines
3.5 KiB
C
142 lines
3.5 KiB
C
#include <errno.h>
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#include <stdio.h>
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#include <sysprof-capture.h>
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#include <gio/gio.h>
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typedef struct {
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const char *group;
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gint64 value;
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} Data;
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static bool
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callback (const SysprofCaptureFrame *frame,
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gpointer user_data)
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{
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Data *data = user_data;
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if (frame->type == SYSPROF_CAPTURE_FRAME_MARK)
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{
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SysprofCaptureMark *mark = (SysprofCaptureMark *)frame;
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if (strcmp (mark->group, "gtk") == 0 &&
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strcmp (mark->name, data->group) == 0)
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{
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data->value = mark->duration;
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return FALSE;
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}
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}
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return TRUE;
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}
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#define MILLISECONDS(v) ((v) / (1000.0 * G_TIME_SPAN_MILLISECOND))
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static int opt_rep = 10;
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static GOptionEntry options[] = {
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{ "runs", 'r', G_OPTION_FLAG_NONE, G_OPTION_ARG_INT, &opt_rep, "Number of runs", "COUNT" },
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{ NULL, }
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};
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int
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main (int argc, char *argv[])
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{
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GOptionContext *context;
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GError *error = NULL;
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Data data;
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SysprofCaptureFrameType type;
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char fd_str[20];
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gint64 *values;
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gint64 min, max, total;
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int i;
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context = g_option_context_new ("COMMANDLINE");
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g_option_context_add_main_entries (context, options, NULL);
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if (!g_option_context_parse (context, &argc, &argv, &error))
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g_error ("Parsing options: %s", error->message);
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if (argc < 2)
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{
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g_print ("Usage: testperf [OPTIONS] COMMANDLINE\n");
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exit (1);
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}
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if (opt_rep < 1)
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g_error ("COUNT must be a positive number");
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values = g_new (gint64, opt_rep);
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for (i = 0; i < opt_rep; i++)
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{
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GSubprocessLauncher *launcher;
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GSubprocess *subprocess;
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int fd;
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char *name;
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SysprofCaptureReader *reader;
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SysprofCaptureCursor *cursor;
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SysprofCaptureCondition *condition;
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fd = g_file_open_tmp ("gtk.XXXXXX.syscap", &name, &error);
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if (error)
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g_error ("Create syscap file: %s", error->message);
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launcher = g_subprocess_launcher_new (0);
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g_subprocess_launcher_take_fd (launcher, fd, fd);
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g_snprintf (fd_str, sizeof (fd_str), "%d", fd);
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g_subprocess_launcher_setenv (launcher, "GTK_TRACE_FD", fd_str, TRUE);
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g_subprocess_launcher_setenv (launcher, "GTK_DEBUG_AUTO_QUIT", "1", TRUE);
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subprocess = g_subprocess_launcher_spawnv (launcher, (const char *const *)argv + 1, &error);
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if (error)
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g_error ("Launch child: %s", error->message);
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if (!g_subprocess_wait (subprocess, NULL, &error))
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g_error ("Run child: %s", error->message);
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g_object_unref (subprocess);
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g_object_unref (launcher);
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reader = sysprof_capture_reader_new (name);
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if (!reader)
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g_error ("Opening syscap file: %s", g_strerror (errno));
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data.group = "style";
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data.value = 0;
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cursor = sysprof_capture_cursor_new (reader);
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type = SYSPROF_CAPTURE_FRAME_MARK;
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condition = sysprof_capture_condition_new_where_type_in (1, &type);
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sysprof_capture_cursor_add_condition (cursor, condition);
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sysprof_capture_cursor_foreach (cursor, callback, &data);
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values[i] = data.value;
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sysprof_capture_cursor_unref (cursor);
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sysprof_capture_reader_unref (reader);
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remove (name);
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g_free (name);
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}
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min = G_MAXINT64;
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max = 0;
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total = 0;
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for (i = 0; i < opt_rep; i++)
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{
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if (min > values[i])
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min = values[i];
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if (max < values[i])
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max = values[i];
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total += values[i];
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}
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g_print ("%d runs, min %g, max %g, avg %g\n",
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opt_rep,
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MILLISECONDS (min),
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MILLISECONDS (max),
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MILLISECONDS (total / opt_rep));
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}
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